Coupling rod for a flute operating system



FIG. 1 is a top elevational view for a coupling rod for a fluteoperating system, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a bottom elevational view thereof; and,

FIG. 5 is a top plan view thereof, shown in use at a reduced scale.

The broken lines shown in the drawings are for illustrative purposesonly and form no part of the claimed design.

The ornamental design for a coupling rod for a flute operating system,as shown and described.